In shallow dish, combine crushed croutons, cheese and parsley; salt and pepper to taste. Place ranch dressing in second shallow dish.
Salt and pepper chicken to taste. Dredge chicken in ranch dressing and then crouton mixture. Place in a baking dish that has been generously sprayed with cooking spray. Generously spray tops of chicken with cooking spray.
Bake in a preheated 350°F oven 20-25 minutes or until internal temperature reaches 170°F and juices run clear.